EP3958561A4 - Dispositif de codage, dispositif de décodage, procédé de codage et procédé de décodage - Google Patents
Dispositif de codage, dispositif de décodage, procédé de codage et procédé de décodage Download PDFInfo
- Publication number
- EP3958561A4 EP3958561A4 EP20790680.1A EP20790680A EP3958561A4 EP 3958561 A4 EP3958561 A4 EP 3958561A4 EP 20790680 A EP20790680 A EP 20790680A EP 3958561 A4 EP3958561 A4 EP 3958561A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- encoding
- decoding
- decoding device
- encoding device
- encoding method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962834715P | 2019-04-16 | 2019-04-16 | |
PCT/JP2020/016704 WO2020213677A1 (fr) | 2019-04-16 | 2020-04-16 | Dispositif de codage, dispositif de décodage, procédé de codage et procédé de décodage |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3958561A1 EP3958561A1 (fr) | 2022-02-23 |
EP3958561A4 true EP3958561A4 (fr) | 2022-08-10 |
Family
ID=72837283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20790680.1A Pending EP3958561A4 (fr) | 2019-04-16 | 2020-04-16 | Dispositif de codage, dispositif de décodage, procédé de codage et procédé de décodage |
Country Status (11)
Country | Link |
---|---|
US (1) | US20220030242A1 (fr) |
EP (1) | EP3958561A4 (fr) |
JP (3) | JP7214846B2 (fr) |
KR (1) | KR20210145762A (fr) |
CN (5) | CN117834872A (fr) |
AU (1) | AU2020259889A1 (fr) |
BR (1) | BR112021017420A2 (fr) |
CA (1) | CA3135146A1 (fr) |
MX (1) | MX2021012063A (fr) |
SG (1) | SG11202111094YA (fr) |
WO (1) | WO2020213677A1 (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113853797B (zh) * | 2019-04-16 | 2024-03-22 | Lg电子株式会社 | 使用变换索引的图像编码 |
CN116684613A (zh) * | 2019-04-16 | 2023-09-01 | Lg电子株式会社 | 解码设备、编码设备和数据发送设备 |
JP7366149B2 (ja) * | 2019-04-17 | 2023-10-20 | 華為技術有限公司 | 行列ベースのイントラ予測と二次変換コア選択を調和させるエンコーダ、デコーダ、および対応する方法 |
JP7256296B2 (ja) * | 2019-05-08 | 2023-04-11 | エルジー エレクトロニクス インコーポレイティド | Mip及びlfnstを行う画像符号化/復号化方法、装置、及びビットストリームを伝送する方法 |
JP7362786B2 (ja) * | 2019-06-13 | 2023-10-17 | エルジー エレクトロニクス インコーポレイティド | 単純化されたmpmリスト生成方法を用いる画像符号化/復号化方法、装置、及びビットストリームを伝送する方法 |
EP4032274A4 (fr) * | 2019-09-19 | 2023-11-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Procédé permettant à un bloc de prédiction intra sur la base d'une matrice de comporter de multiples blocs de transformation |
GB2588406B (en) * | 2019-10-22 | 2022-12-07 | British Broadcasting Corp | Video encoding and video decoding |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120076203A1 (en) * | 2009-05-29 | 2012-03-29 | Mitsubishi Electric Corporation | Video encoding device, video decoding device, video encoding method, and video decoding method |
WO2011083573A1 (fr) * | 2010-01-07 | 2011-07-14 | 株式会社 東芝 | Codeur et décodeur vidéo |
US10681379B2 (en) * | 2015-09-29 | 2020-06-09 | Qualcomm Incorporated | Non-separable secondary transform for video coding with reorganizing |
US10277896B2 (en) * | 2016-01-22 | 2019-04-30 | Apple Inc. | Intra-frame prediction systems and methods |
CN110583020B (zh) * | 2017-04-27 | 2023-08-25 | 松下电器(美国)知识产权公司 | 编解码装置及记录介质 |
JP2019017066A (ja) * | 2017-07-03 | 2019-01-31 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカPanasonic Intellectual Property Corporation of America | 符号化装置、復号装置、符号化方法及び復号方法 |
TW202322631A (zh) * | 2017-07-13 | 2023-06-01 | 美商松下電器(美國)知識產權公司 | 編碼裝置、編碼方法、解碼裝置、解碼方法及電腦可讀取之非暫時性媒體 |
WO2020207492A1 (fr) * | 2019-04-12 | 2020-10-15 | Beijing Bytedance Network Technology Co., Ltd. | Interaction entre une prédiction intra basée sur une matrice et d'autres outils de codage |
-
2020
- 2020-04-16 CA CA3135146A patent/CA3135146A1/fr active Pending
- 2020-04-16 SG SG11202111094YA patent/SG11202111094YA/en unknown
- 2020-04-16 CN CN202410057169.4A patent/CN117834872A/zh active Pending
- 2020-04-16 KR KR1020217032736A patent/KR20210145762A/ko unknown
- 2020-04-16 BR BR112021017420A patent/BR112021017420A2/pt unknown
- 2020-04-16 JP JP2021514212A patent/JP7214846B2/ja active Active
- 2020-04-16 WO PCT/JP2020/016704 patent/WO2020213677A1/fr unknown
- 2020-04-16 EP EP20790680.1A patent/EP3958561A4/fr active Pending
- 2020-04-16 CN CN202410053545.2A patent/CN117834871A/zh active Pending
- 2020-04-16 CN CN202410058987.6A patent/CN117896523A/zh active Pending
- 2020-04-16 MX MX2021012063A patent/MX2021012063A/es unknown
- 2020-04-16 CN CN202410057214.6A patent/CN117834873A/zh active Pending
- 2020-04-16 AU AU2020259889A patent/AU2020259889A1/en active Pending
- 2020-04-16 CN CN202080028436.5A patent/CN113678443B/zh active Active
-
2021
- 2021-10-12 US US17/499,294 patent/US20220030242A1/en active Pending
-
2023
- 2023-01-18 JP JP2023005627A patent/JP7389283B2/ja active Active
- 2023-11-16 JP JP2023195204A patent/JP2024003226A/ja active Pending
Non-Patent Citations (4)
Title |
---|
KARAM NASER (INTERDIGITAL) ET AL: "CE6 Related: MIP Adaptation On Top of CE6-1.1d", no. m50316, 24 September 2019 (2019-09-24), XP030206354, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/128_Geneva/wg11/m50316-JVET-P0349-v1-JVET-P0349.zip JVET-P0349.docx> [retrieved on 20190924] * |
KOO M ET AL: "Description of SDR video coding technology proposal by LG Electronics", no. JVET-J0017, 11 April 2018 (2018-04-11), XP030248124, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/10_San%20Diego/wg11/JVET-J0017-v2.zip JVET-J0017_r1.docx> [retrieved on 20180411] * |
NASER (INTERDIGITAL) K ET AL: "CE6 Related: Modified LFNST Index Coding For Fast Encoder Implementation", no. JVET-P0350 ; m50317, 6 October 2019 (2019-10-06), XP030217026, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P0350-v4.zip JVET-P0350-r3.docx> [retrieved on 20191006] * |
PFAFF (FRAUNHOFER) J ET AL: "CE3: Affine linear weighted intra prediction (test 1.2.1, test 1.2.2)", no. JVET-M0043, 9 January 2019 (2019-01-09), XP030200985, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M0043-v2.zip JVET-M0043_v1.docx> [retrieved on 20190109] * |
Also Published As
Publication number | Publication date |
---|---|
BR112021017420A2 (pt) | 2022-02-01 |
SG11202111094YA (en) | 2021-11-29 |
JPWO2020213677A1 (fr) | 2020-10-22 |
AU2020259889A1 (en) | 2021-11-11 |
JP7389283B2 (ja) | 2023-11-29 |
JP2023033537A (ja) | 2023-03-10 |
CN117834872A (zh) | 2024-04-05 |
WO2020213677A1 (fr) | 2020-10-22 |
EP3958561A1 (fr) | 2022-02-23 |
MX2021012063A (es) | 2021-11-03 |
CA3135146A1 (fr) | 2020-10-22 |
CN117896523A (zh) | 2024-04-16 |
CN113678443B (zh) | 2024-01-19 |
CN117834873A (zh) | 2024-04-05 |
US20220030242A1 (en) | 2022-01-27 |
CN113678443A (zh) | 2021-11-19 |
CN117834871A (zh) | 2024-04-05 |
KR20210145762A (ko) | 2021-12-02 |
JP7214846B2 (ja) | 2023-01-30 |
JP2024003226A (ja) | 2024-01-11 |
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